Record Case Detail

This function is in beta test. Please help improve it in the issues here.

Traceback (most recent call last):
  File "autograder.py", line 355, in <module>
    runTest(options.runTest, moduleDict, printTestCase=options.printTestCase, display=getDisplay(True, options))
  File "autograder.py", line 219, in runTest
    testCase.execute(grades, moduleDict, solutionDict)
  File "searchTestClasses.py", line 591, in execute
    if not checkSolution(problem, path):
  File "searchTestClasses.py", line 51, in checkSolution
    state = followAction(state, action, problem)
  File "searchTestClasses.py", line 36, in followAction
    for action1, cost1, successor1 in problem.getSuccessors(state):
  File "searchAgents.py", line 428, in getSuccessors
    x,y = state[0]
TypeError: 'NoneType' object is not subscriptable

Your answer may be identical to the JOJ answer in the first several lines.

However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.

Please double check your code to solve this problem and try again.

*** PASS: ./test_cases/q7/food_heuristic_grade_tricky.test
Points 5

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JOJ Answer